var xl = '夏洛'
console.log(xl)

ff()

function ff(){
    console.log('菲菲')
}


// s()
s = function (){
    console.log('威威')
}
s()

class Student{
    get name(){
        return 'hh'
    }

    set names(val){
        console.log('ff'+val)
    }
    }
const b = new Student()
console.log(b.name)
console.log(b.names = 'ggg')

function add(a,b){
    console.log(a+b)
}
for (var i=0; i<50; i++){
    add(i,i+1)
}